CDL Practice Tests

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Free CDL Practice Tests

Use our free CDL practice tests to prepare for the CDL written exam. We offer a practice test for each of the three parts of the exam, including General Knowledge, Air Brakes and Combination Vehicles. These CDL practice tests simulate the types of questions you might see when you take the tests at the DMV office. Take these free CDL practice tests as often as you like to improve your score.

CDL General Knowledge Practice Test

The CDL General Knowledge practice test covers topics such as the rules of having a CDL and driving a commercial vehicle safety. Taking this practice test will help you prepare for the exam by proving valuable insight into the areas you need to review more thoroughly.

Combination Vehicle Practice Test

The Combination Vehicles CDL practice test contains questions you can expect to find on the CDL exam. You will need to know how to operate a combination vehicle which includes tractor-trailer, straight truck, doubles and triples. This includes coupling and uncoupling, connecting air lines, and more.

Air Brakes Practice Test

This free CDL practice test will focus on questions related to the Air Brake portion of the exam. For this you will need to know the parts of a single and dual air brake system, how to inspect and use them. Be sure to also take the General Knowledge and Combination Vehicle practice tests.